The ASI 3501-12P is a straight grab bar that measures 1-1/2 inches in diameter. The bar is 12 inches long and features a peened, nonslip gripping surface. The grab bar is crafted from 18-gauge stainless steel tubing that has an attractive satin finish to cut down on fingerprints, while still giving the unit an attractive gleam. At either end of the grab bar is a flange that is 3 inches in diameter. Each flange is made from type-304 stainless steel and is securely herliarc welded to the stainless steel tubing. Within each flange, there are three countersunk, predrilled holes 7/32 inches in diameter and designed to accept No. 10 self-tapping screws or oval head mounting screws (not included). One hole is positioned approximately every 120 degrees to ensure the securest installation possible. Once the grab bar is mounted, the mounting hardware remains fully exposed. The unit meets or exceeds all requirements for grab bars established in ADA.